diff --git a/src/apps/cortex/addons/AudioAdapter/makefile b/src/apps/cortex/addons/AudioAdapter/makefile
deleted file mode 100644
index f31d4e209b..0000000000
--- a/src/apps/cortex/addons/AudioAdapter/makefile
+++ /dev/null
@@ -1,115 +0,0 @@
-## BeOS Generic Makefile v2.01 ##
-
-## Fill in this file to specify the project being created, and the referenced
-## makefile-engine will do all of the hard work for you.  This handles both
-## Intel and PowerPC builds of the BeOS.
-
-## Application Specific Settings ---------------------------------------------
-
-# specify the name of the binary
-NAME= AudioAdapter.media_addon
-
-# specify the type of binary
-#	APP:	Application
-#	SHARED:	Shared library or add-on
-#	STATIC:	Static library archive
-#	DRIVER: Kernel Driver
-TYPE= SHARED 
-
-#	add support for new Pe and Eddie features
-#	to fill in generic makefile
-
-#%{
-# @src->@ 
-
-#	specify the source files to use
-#	full paths or paths relative to the makefile can be included
-# 	all files, regardless of directory, will have their object
-#	files created in the common object directory.
-#	Note that this means this makefile will not work correctly
-#	if two source files with the same name (source.c or source.cpp)
-#	are included from different directories.  Also note that spaces
-#	in folder names do not work well with this makefile.
-SRCS= AudioAdapterAddOn.cpp \
-	AudioAdapterNode.cpp \
-	AudioAdapterParams.cpp \
-	../audioOps/AudioAdapterOp.cpp \
-	../common/AudioBuffer.cpp \
-	../common/AudioFilterNode.cpp \
-	../common/IParameterSet.cpp \
-	../common/RawBuffer.cpp \
-	../common/SoundUtils.cpp
-
-#	specify the resource files to use
-#	full path or a relative path to the resource file can be used.
-RSRCS= 
-
-# @<-src@ 
-#%}
-
-#	end support for Pe and Eddie
-
-#	specify additional libraries to link against
-#	there are two acceptable forms of library specifications
-#	-	if your library follows the naming pattern of:
-#		libXXX.so or libXXX.a you can simply specify XXX
-#		library: libbe.so entry: be
-#		
-#	- 	if your library does not follow the standard library
-#		naming scheme you need to specify the path to the library
-#		and it's name
-#		library: my_lib.a entry: my_lib.a or path/my_lib.a
-LIBS= be media
-
-#	specify additional paths to directories following the standard
-#	libXXX.so or libXXX.a naming scheme.  You can specify full paths
-#	or paths relative to the makefile.  The paths included may not
-#	be recursive, so include all of the paths where libraries can
-#	be found.  Directories where source files are found are
-#	automatically included.
-LIBPATHS= 
-
-#	additional paths to look for system headers
-#	thes use the form: #include <header>
-#	source file directories are NOT auto-included here
-SYSTEM_INCLUDE_PATHS = 
-
-#	additional paths to look for local headers
-#	thes use the form: #include "header"
-#	source file directories are automatically included
-LOCAL_INCLUDE_PATHS = 
-
-#	specify the level of optimization that you desire
-#	NONE, SOME, FULL
-OPTIMIZE= FULL 
-
-#	specify any preprocessor symbols to be defined.  The symbols
-#	will be set to a value of 1.  For example specify DEBUG if you want
-#	DEBUG=1 to be set when compiling.
-DEFINES= DEBUG=1
-
-#	specify special warning levels
-#	if unspecified default warnings will be used
-#	NONE = supress all warnings
-#	ALL = enable all warnings
-WARNINGS = ALL
-
-#	specify whether image symbols will be created
-#	so that stack crawls in the debugger are meaningful
-#	if TRUE symbols will be created
-SYMBOLS = TRUE
-
-#	specify debug settings
-#	if TRUE will allow application to be run from
-#	a source-level debugger
-DEBUGGER = #TRUE
-
-#	specify additional compiler flags for all files
-COMPILER_FLAGS = -I../audioOps
-
-#	specify additional linker flags
-LINKER_FLAGS =
-
-
-## include the makefile-engine
-include /boot/develop/etc/makefile-engine
diff --git a/src/apps/cortex/addons/Flanger/makefile b/src/apps/cortex/addons/Flanger/makefile
deleted file mode 100644
index 1d62be348e..0000000000
--- a/src/apps/cortex/addons/Flanger/makefile
+++ /dev/null
@@ -1,113 +0,0 @@
-## BeOS Generic Makefile v2.01 ##
-
-## Fill in this file to specify the project being created, and the referenced
-## makefile-engine will do all of the hard work for you.  This handles both
-## Intel and PowerPC builds of the BeOS.
-
-## Application Specific Settings ---------------------------------------------
-
-# specify the name of the binary
-NAME= Flanger.media_addon
-
-# specify the type of binary
-#	APP:	Application
-#	SHARED:	Shared library or add-on
-#	STATIC:	Static library archive
-#	DRIVER: Kernel Driver
-TYPE= SHARED 
-
-#	add support for new Pe and Eddie features
-#	to fill in generic makefile
-
-#%{
-# @src->@ 
-
-#	specify the source files to use
-#	full paths or paths relative to the makefile can be included
-# 	all files, regardless of directory, will have their object
-#	files created in the common object directory.
-#	Note that this means this makefile will not work correctly
-#	if two source files with the same name (source.c or source.cpp)
-#	are included from different directories.  Also note that spaces
-#	in folder names do not work well with this makefile.
-SRCS= FlangerApp.cpp \
-	FlangerAddOn.cpp \
-	FlangerNode.cpp \
-	../common/AudioBuffer.cpp \
-	../common/MediaNodeControlApp.cpp \
-	../common/RawBuffer.cpp \
-	../common/SoundUtils.cpp
-
-#	specify the resource files to use
-#	full path or a relative path to the resource file can be used.
-RSRCS= 
-
-# @<-src@ 
-#%}
-
-#	end support for Pe and Eddie
-
-#	specify additional libraries to link against
-#	there are two acceptable forms of library specifications
-#	-	if your library follows the naming pattern of:
-#		libXXX.so or libXXX.a you can simply specify XXX
-#		library: libbe.so entry: be
-#		
-#	- 	if your library does not follow the standard library
-#		naming scheme you need to specify the path to the library
-#		and it's name
-#		library: my_lib.a entry: my_lib.a or path/my_lib.a
-LIBS= be media
-
-#	specify additional paths to directories following the standard
-#	libXXX.so or libXXX.a naming scheme.  You can specify full paths
-#	or paths relative to the makefile.  The paths included may not
-#	be recursive, so include all of the paths where libraries can
-#	be found.  Directories where source files are found are
-#	automatically included.
-LIBPATHS= 
-
-#	additional paths to look for system headers
-#	thes use the form: #include <header>
-#	source file directories are NOT auto-included here
-SYSTEM_INCLUDE_PATHS = 
-
-#	additional paths to look for local headers
-#	thes use the form: #include "header"
-#	source file directories are automatically included
-LOCAL_INCLUDE_PATHS = 
-
-#	specify the level of optimization that you desire
-#	NONE, SOME, FULL
-OPTIMIZE= FULL 
-
-#	specify any preprocessor symbols to be defined.  The symbols
-#	will be set to a value of 1.  For example specify DEBUG if you want
-#	DEBUG=1 to be set when compiling.
-DEFINES= DEBUG=1
-
-#	specify special warning levels
-#	if unspecified default warnings will be used
-#	NONE = supress all warnings
-#	ALL = enable all warnings
-WARNINGS = ALL
-
-#	specify whether image symbols will be created
-#	so that stack crawls in the debugger are meaningful
-#	if TRUE symbols will be created
-SYMBOLS = TRUE
-
-#	specify debug settings
-#	if TRUE will allow application to be run from
-#	a source-level debugger
-DEBUGGER = #TRUE
-
-#	specify additional compiler flags for all files
-COMPILER_FLAGS =
-
-#	specify additional linker flags
-LINKER_FLAGS =
-
-
-## include the makefile-engine
-include /boot/develop/etc/makefile-engine
diff --git a/src/apps/cortex/addons/LoggingConsumer/makefile b/src/apps/cortex/addons/LoggingConsumer/makefile
deleted file mode 100644
index af47b51a43..0000000000
--- a/src/apps/cortex/addons/LoggingConsumer/makefile
+++ /dev/null
@@ -1,121 +0,0 @@
-## BeOS Generic Makefile v2.01 ##
-
-## Fill in this file to specify the project being created, and the referenced
-## makefile-engine will do all of the hard work for you.  This handles both
-## Intel and PowerPC builds of the BeOS.
-
-## Application Specific Settings ---------------------------------------------
-
-# specify the name of the binary
-NAME= LoggingConsumer.media_addon
-
-# specify the type of binary
-#	APP:	Application
-#	SHARED:	Shared library or add-on
-#	STATIC:	Static library archive
-#	DRIVER: Kernel Driver
-TYPE= SHARED 
-
-#	add support for new Pe and Eddie features
-#	to fill in generic makefile
-
-#%{
-# @src->@ 
-
-#	specify the source files to use
-#	full paths or paths relative to the makefile can be included
-# 	all files, regardless of directory, will have their object
-#	files created in the common object directory.
-#	Note that this means this makefile will not work correctly
-#	if two source files with the same name (source.c or source.cpp)
-#	are included from different directories.  Also note that spaces
-#	in folder names do not work well with this makefile.
-SRCS= LoggingConsumerApp.cpp \
-	LoggingConsumerAddOn.cpp \
-	../common/MediaNodeControlApp.cpp \
-	NodeHarnessApp.cpp \
-	NodeHarnessWin.cpp \
-	LogWriter.cpp \
-	LoggingConsumer.cpp
-
-#	specify the resource files to use
-#	full path or a relative path to the resource file can be used.
-RSRCS= 
-
-# @<-src@ 
-#%}
-
-#	end support for Pe and Eddie
-
-#	specify additional libraries to link against
-#	there are two acceptable forms of library specifications
-#	-	if your library follows the naming pattern of:
-#		libXXX.so or libXXX.a you can simply specify XXX
-#		library: libbe.so entry: be
-#		
-#	- 	if your library does not follow the standard library
-#		naming scheme you need to specify the path to the library
-#		and it's name
-#		library: my_lib.a entry: my_lib.a or path/my_lib.a
-LIBS= be media
-
-#	specify additional paths to directories following the standard
-#	libXXX.so or libXXX.a naming scheme.  You can specify full paths
-#	or paths relative to the makefile.  The paths included may not
-#	be recursive, so include all of the paths where libraries can
-#	be found.  Directories where source files are found are
-#	automatically included.
-LIBPATHS= 
-
-#	additional paths to look for system headers
-#	thes use the form: #include <header>
-#	source file directories are NOT auto-included here
-SYSTEM_INCLUDE_PATHS = 
-
-#	additional paths to look for local headers
-#	thes use the form: #include "header"
-#	source file directories are automatically included
-LOCAL_INCLUDE_PATHS = 
-
-#	specify the level of optimization that you desire
-#	NONE, SOME, FULL
-OPTIMIZE= FULL 
-
-#	specify any preprocessor symbols to be defined.  The symbols
-#	will be set to a value of 1.  For example specify DEBUG if you want
-#	DEBUG=1 to be set when compiling.
-DEFINES= DEBUG=1
-
-#	specify special warning levels
-#	if unspecified default warnings will be used
-#	NONE = supress all warnings
-#	ALL = enable all warnings
-WARNINGS = ALL
-
-#	specify whether image symbols will be created
-#	so that stack crawls in the debugger are meaningful
-#	if TRUE symbols will be created
-SYMBOLS = TRUE
-
-#	specify debug settings
-#	if TRUE will allow application to be run from
-#	a source-level debugger
-DEBUGGER = #TRUE
-
-#	specify additional compiler flags for all files
-COMPILER_FLAGS =
-
-#	specify additional linker flags
-LINKER_FLAGS =
-
-
-## include the makefile-engine
-include /boot/develop/etc/makefile-engine
-
-## add some dependencies for this project
-$(OBJ_DIR)/LogWriter.o: LogWriter.cpp LogWriter.h
-$(OBJ_DIR)/LoggingConsumer.o: LoggingConsumer.cpp LoggingConsumer.h LogWriter.h
-$(OBJ_DIR)/LoggingConsumerApp.o: LoggingConsumerApp.cpp NodeHarnessApp.h
-$(OBJ_DIR)/NodeHarnessApp.o: NodeHarnessApp.cpp NodeHarnessApp.h NodeHarnessWin.h
-$(OBJ_DIR)/NodeHarnessWin.o: NodeHarnessWin.cpp NodeHarnessWin.h \
- LoggingConsumer.h LogWriter.h